Food jar



FIG. 1 is a perspective view from above and to the right of the food jar design;

FIG. 2 is a perspective view taken from below and to the right of the food jar design;

FIG. 3 is a front elevation view of the food jar design, with the back, right side, and left side elevations being identical to FIG. 3;

FIG. 4 is a top plan view of the food jar design; and,

FIG. 5 is a bottom view of the food jar design.

It is to be understood that the broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design of a food jar, as shown and described. 